20148390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1061}}^1$

素因数の和:1285

約数の個数: 48

約数和(自身を含む): 52683696

約数和(自身を除く): 32535306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 1055, 1061, 1266, 1899, 2110, 2122, 3165, 3183, 3798, 5305, 6330, 6366, 9495, 9549, 10610, 15915, 18990, 19098, 31830, 47745, 95490, 223871, 447742, 671613, 1119355, 1343226, 2014839, 2238710, 3358065, 4029678, 6716130, 10074195, 20148390]

約数ペア:

[(1, 20148390), (2, 10074195), (3, 6716130), (5, 4029678), (6, 3358065), (9, 2238710), (10, 2014839), (15, 1343226), (18, 1119355), (30, 671613), (45, 447742), (90, 223871), (211, 95490), (422, 47745), (633, 31830), (1055, 19098), (1061, 18990), (1266, 15915), (1899, 10610), (2110, 9549), (2122, 9495), (3165, 6366), (3183, 6330), (3798, 5305)]